Home / 13,040,737.20-19,561,105.80-4,518,241.20

Finding the Fourth Proportional to 13,040,737.20, 19,561,105.80 and 4,518,241.20

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Solution

The fourth proportional to 13,040,737.20, 19,561,105.80 and 4,518,241.20 is: 6,777,361.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,040,737.20 : 19,561,105.80 = 4,518,241.20 : x
  2. Step 2: Convert to fraction form
    13,040,737.20/19,561,105.80 = 4,518,241.20/x
  3. Step 3: Cross multiply
    13,040,737.20x = 19,561,105.80 × 4,518,241.20
  4. Step 4: Simplify right side
    13,040,737.20x = 88,381,794,143,118.97
  5. Step 5: Solve for x
    x = 88,381,794,143,118.97/13,040,737.20
  6. Step 6: Final answer
    x = 6,777,361.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.